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Finding the Fourth Proportional to 544,326.40, 816,100.80 and 244,561.60

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Solution

The fourth proportional to 544,326.40, 816,100.80 and 244,561.60 is: 366,667.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,326.40 : 816,100.80 = 244,561.60 : x
  2. Step 2: Convert to fraction form
    544,326.40/816,100.80 = 244,561.60/x
  3. Step 3: Cross multiply
    544,326.40x = 816,100.80 × 244,561.60
  4. Step 4: Simplify right side
    544,326.40x = 199,586,917,409.28
  5. Step 5: Solve for x
    x = 199,586,917,409.28/544,326.40
  6. Step 6: Final answer
    x = 366,667.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.